Catalog Service: SX Phe
Description
Simultaneous photometric (uvbyBeta) and spectrographic observations of SX Phe are described. Analysis of the light and velocity frequency spectra are performed. It is shown that all frequencies detected are harmonics or combinations of the fundamental and first harmonic frequencies. Intrinsic (b-y) and c1 values used in conjunction with a model-atmosphere grid appropriate for a star with [M/H]=-1.0 yields <Teff>=7360K and <logg>=3.90. Standard evolutionary models indicate the mass is 1.13 M_{sun}_ and <Mv> value is +2.9. The radial-velocity data indicate a mean radial velocity of -37km/s and a total range of 38km/s.
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Publisher: CDSivo://CDS[Pub. ID]
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This resource was registered on: 1997 Dec 09 20:13:21ZThis resource description was last updated on: 2021 Oct 21 00:00:00Z
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This is service that does not comply with any IVOA standard but instead provides access to special capabilities specific to this resource.
This is a standard IVOA service that takes as input an ADQL or PQL query and returns tabular data.
Developed with the support of the National Science Foundation under Cooperative Agreement AST0122449 with the Johns Hopkins University The NAVO project is a member of the International Virtual Observatory Alliance
This NAVO Application is hosted by the Space Telescope Science Institute